Air Brakes Endorsement Test | Georgia 2026 #1

Train for FREE online with our Georgia CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a GA Class A/Class B driver license in 2026, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.

Number of Question 25

Passing Score 20

Number of Tests 20

1 . When operating a vehicle with a dual brake system, a driver should:

Let the vehicle warm up before driving to ensure that fuel reaches the engine.

Wait to begin driving until the air compressor builds up a minimum pressure of 100 psi in both the primary and secondary systems.

Begin driving just after the vehicle starts.

Pump the pedal about 20 times to build pressure, then begin driving.

Before driving a vehicle with a dual air system, allow time for the air compressor to build up a minimum pressure of 100 psi in both the primary and secondary systems.

2 . What does ABS do?

Prevent wheel lockup

Prevent the air compressor from overheating

Prevent the front brakes from being used on ice

Prevent the brakes from being used if downshifting would be more effective

The purpose of an Anti-Lock Braking System (ABS) is to prevent wheels from locking up during hard applications of the brakes, especially on slippery surfaces.

3 . Dollies equipped with ABS are required to have malfunction lamps located where?

On the rear

On the left side

On the front

On the top

A dolly equipped with an Anti-Lock Braking System (ABS) is required to have a yellow malfunction lamp located on its left side.

4 . A one-way check valve:

Drains the water and compressor oil from the air tanks.

Prevents air from escaping if the air compressor has a leak.

Activates the emergency brakes when there is a leak.

Holds the spring brakes in position until they are used.

A one-way check valve is required to be between an air compressor and the first main reservoir. This valve prevents air from escaping the system if the air compressor develops a leak.

5 . During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.

1 psi

2 psi

3 psi

4 psi

When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.

6 . Anti-Lock Braking Systems (ABS):

Reduce normal braking capacity.

Are equipped in addition to other braking systems and do not reduce normal braking power.

Are not effective on larger vehicles.

Are illegal in some states.

ABS is equipped in addition to a vehicle's normal braking system and it neither increases nor decreases the vehicle's braking capability. ABS activates during hard applications of the brake pedal in order to prevent wheels from locking up.

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2026 Georgia | Frequently Asked Questions

A CDL Class B license in Georgia allows the holder to operate commercial vehicles weighing more than 26,000 pounds or towing vehicles not exceeding 10,000 pounds. This includes buses, dump trucks, tow trucks, and straight trucks. The license also requires passing a general knowledge test and an additional skills test related to the specific vehicle.

A Class B CDL license in Georgia allows the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This includes buses, dump trucks, segmented buses, delivery trucks, and utility trucks. However, it does not allow for operation of a semi-truck.

To acquire a Class B CDL license in Georgia, you must be at least 18 years old (21 for interstate driving), possess a valid Georgia driver's license, pass a vision exam, and obtain a medical certificate. You must also pass the General Knowledge test, the Air Brakes test if applicable, and the skills test for the type of vehicle you'll operate.

In Georgia, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL) for intrastate driving (within state borders). However, you must be at least 21 years old to drive commercial vehicles interstate (across state borders) or to transport hazardous materials.

Specific endorsements aren't necessary for a Class B CDL license, but they can provide additional driving privileges. For example, endorsements are available for passenger vehicles, school buses, tank vehicles, and hazardous materials. To obtain these endorsements, you must pass additional written and skills tests related to the specific type of vehicle or cargo.

The Class B CDL skills assessment in Georgia includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving test. The pre-trip inspection tests your ability to check the vehicle for safety before driving. The basic control test evaluates your ability to maneuver and control the vehicle. The on-road test assesses your ability to safely drive in various traffic situations.

Yes, Class B CDL license holders in Georgia are limited to operating vehicles with a GVWR of 26,001 pounds or more, or a vehicle towing another vehicle weighing up to 10,000 pounds. They cannot operate a combination of vehicles with a GVWR of 26,001 pounds or more if the vehicle being towed exceeds 10,000 pounds. They also can't drive Class A vehicles unless they have the appropriate endorsement.

In Georgia, the written Class B CDL test is primarily administered in English. However, some locations may offer the test in Spanish. It's important to note that federal regulations require all CDL holders to have a basic understanding of English to ensure safety on the roads. Therefore, even if the test is taken in another language, English proficiency is still required.

Yes, you can request accommodations for the Class B CDL written exam if you have a disability. The Georgia Department of Driver Services provides reasonable testing accommodations in accordance with the Americans with Disabilities Act. You'll need to provide appropriate documentation of your disability and specify your required accommodation when you schedule your test.

Yes, if you don't pass the Class B CDL written test in Georgia, you can retake it. However, you must wait one day before retesting. There's no limit to the number of times you can retake the test, but each attempt costs $10. It's advisable to study thoroughly to increase your chances of passing on the next attempt.